feat: add publish, and rpc

__enclave/virt_enclave/src/sig.rs

@@ -8,7 +8,7 @@ use ring::{
 };
 use rust_util::XResult;
 
-#[derive(Serialize, Deserialize)]
+#[derive(Clone, Serialize, Deserialize)]
 pub struct SigningKeyPair {
     key_pair: Vec<u8>,
 }